<template>
  <BasicDrawer v-bind="$attrs" @register="registerDrawer" showFooter :title="getTitle" width="500px" @ok="handleSubmit">
    <BasicForm @register="registerForm">
      <template #menu="{ model, field }">
        <BasicTree
          v-model:value="model[field]"
          :treeData="treeData"
          :fieldNames="{ title: 'menuName', key: 'id' }"
          checkable
          toolbar
          title="菜单分配"
        />
      </template>
    </BasicForm>
  </BasicDrawer>
</template>
<script lang="ts">
  import { defineComponent, ref, computed, unref } from 'vue'
  import { BasicForm, useForm } from '/@/components/Form/index'
  import { formSchema } from './role.data'
  import { BasicDrawer, useDrawerInner } from '/@/components/Drawer'
  import { BasicTree, TreeItem } from '/@/components/Tree'

  import { getMenuList } from '/@/api/demo/system'

  export default defineComponent({
    name: 'RoleDrawer',
    components: { BasicDrawer, BasicForm, BasicTree },
    emits: ['success', 'register'],
    setup(_, { emit }) {
      const isUpdate = ref(true)
      const treeData = ref<TreeItem[]>([])

      const [registerForm, { resetFields, setFieldsValue, validate }] = useForm({
        labelWidth: 90,
        baseColProps: { span: 24 },
        schemas: formSchema,
        showActionButtonGroup: false,
      })

      const [registerDrawer, { setDrawerProps, closeDrawer }] = useDrawerInner(async (data) => {
        resetFields()
        setDrawerProps({ confirmLoading: false })
        // 需要在setFieldsValue之前先填充treeData，否则Tree组件可能会报key not exist警告
        if (unref(treeData).length === 0) {
          treeData.value = (await getMenuList()) as any as TreeItem[]
        }
        isUpdate.value = !!data?.isUpdate

        if (unref(isUpdate)) {
          setFieldsValue({
            ...data.record,
          })
        }
      })

      const getTitle = computed(() => (!unref(isUpdate) ? '新增角色' : '编辑角色'))

      async function handleSubmit() {
        try {
          const values = await validate()
          setDrawerProps({ confirmLoading: true })
          // TODO custom api
          console.log(values)
          closeDrawer()
          emit('success')
        } finally {
          setDrawerProps({ confirmLoading: false })
        }
      }

      return {
        registerDrawer,
        registerForm,
        getTitle,
        handleSubmit,
        treeData,
      }
    },
  })
</script>
